F 103 Mockup
Nov. 23, 2024
The F-103 started development in 1949 and was meant to have both a jet engine and a ramjet. This would have enabled speeds past mach 4. It was cancelled in 1957 and FLASHBACK: Triplesonic Interceptors: The F-103, F-108 & YF-12A > Air Force Materiel Command > Article Display The Republic XF-103 was an American project to develop a powerful missile-armed interceptor aircraft capable of destroying Soviet bombers while flying at speeds as high as Mach 3. Despite a prolonged development, F 103 Mockup